TaxNo: 557Platyclymenia crassa
| Suborder: |
Clymeniina
|
| Superfamily: |
Clymenioidea
|
| Family: |
Platyclymeniidae
|
| Genus: |
Platyclymenia
|
| Species: | crassa |
| Qualifier: | sy |
| Author: |
Schindewolf 1923,p.458
|
| Valid: |
Pleuroclymenia costata TAX559 |
| Lower Boundary: |
P.delph.--low.Platyclym.annulata IIIb/IV, 367.6 million years
|
| Upper Boundary: |
UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years
|